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3033 Holbaek (1984 EJ)
Classification: Main-belt Asteroid          SPK-ID: 2003033
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09468353556774473 3.2829e-08  
a 2.235956457537489 6.8177e-09 au
q 2.024248194762309 7.3606e-08 au
i 4.739203853252735 3.5582e-06 deg
node 166.8348960898913 4.1458e-05 deg
peri 67.361615316786 4.6419e-05 deg
M 242.8650738490201 2.339e-05 deg
tp 2459397.853778467243
(2021-Jul-02.35377847)
8.0331e-05 TDB
period 1221.218683006877
3.34
5.5854e-06
1.529e-08
d
yr
n .2947874979390343 1.3483e-09 deg/d
Q 2.447664720312668 7.4632e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2683  
   data-arc span      22259 days (60.94 yr)  
   first obs. used      1959-12-04  
   last obs. used      2020-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45311  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:09:44  

Additional Information
 Earth MOID = 1.01896 au 
 Jupiter MOID = 2.54119 au 
 T_jup = 3.628 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7   n/a MPO431531  
diameter diameter 8.361 km 0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 233.3 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Brinsfield, J.W. (2012) Minor Planet Bull. 39, 55-57.]
geometric albedo albedo 0.167   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3033 Holbaek (1984 EJ)          Discovered 1984-Mar-05 by Augustesen, K. at Brorfelde
and P. Jensen and H. J. Fogh Olsen.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 EJ = 1934 FK = 1964 GB = 1974 ED = 1978 NH3 = 1978 PS = 1979 XL1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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